Patentable/Patents/US-6049131
US-6049131

Device formed by selective deposition of refractory metal of less than 300 Angstroms of thickness

PublishedApril 11, 2000
Assigneenot available in USPTO data we have
Inventorsnot available in USPTO data we have
Technical Abstract

Patent Claims
3 claims

Legal claims defining the scope of protection, as filed with the USPTO.

1

1. A silicon substrate comprising: a p doped substrate region having an n Field Effect Transistor (NFET) thereon; and an n doped substrate region having a p Field Effect Transistor (PFET) thereon, wherein said NFET and said PFET each have depositions of a refractory metal less than 300 Angstroms deposited thereon.

2

2. The substrate of claim 1, wherein the refractory metal is tungsten.

3

3. The silicon substrate of claim 1, wherein the depositions on the p region and the n region are substantially equal.

Detailed Description

Complete technical specification and implementation details from the patent document.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS

Classification Codes (CPC)

Cooperative Patent Classification codes for this invention. Click any code to explore related patents in that topic.

Patent Metadata

Filing Date

Unknown

Publication Date

April 11, 2000

Want to explore more patents?

Browse 5M+ US patents with plain-English claim translations and AI-generated analysis.

Citation & reuse

Analysis on this page is generated by Patentable — an AI-powered patent intelligence platform. AI-generated summaries, explanations, and analysis may be reused with attribution and a visible link back to the canonical URL below. Patent abstracts and claims are USPTO public domain.

Cite as: Patentable. “Device formed by selective deposition of refractory metal of less than 300 Angstroms of thickness” (US-6049131). https://patentable.app/patents/US-6049131

© 2026 Patentable. All rights reserved.

Patentable is a research and drafting-assistant tool, not a law firm, and does not provide legal advice. Documents we generate are drafts for review by a licensed patent attorney.

Device formed by selective deposition of refractory metal of less than 300 Angstroms of thickness | Patentable